	@media screen and (min-width:1200px) {
	  html {
	    font-size: 20px;
	  }
	}

	@media screen and (min-width:800px) and (max-width:1200px) {
	  html {
	    font-size: 16px;
	  }
	}

	@media screen and (max-width:800px) {
	  html {
	    font-size: 14px;
	  }
	}

	* {
	  margin: 0;
	  padding: 0;
	  box-sizing: border-box;
	}

	html,
	body {
	  width: 100%;
	  height: 100%;
	  font-family: '楷体';
	  position: relative;
	}

	#text {
	  width: 18rem;
	  height: 8.5rem;
	  padding: 1rem;
	  border: 0.08rem solid #DCDFE6;
	  border-radius: 6px;
	  position: absolute;
	  right: 2rem;
	  top: 2rem;
	}

	#text h3,
	#text p {
	  width: 100%;
	  height: 2rem;
	  text-align: center;
	  line-height: 2rem;
	  color: #409EFF;
	}

	#text p {
	  color: black;
	}

	#text span {
	  display: block;
	  font-size: 2rem;
	  float: left;
	  cursor: pointer;
	  margin-left: 6rem;
	}

	#text b {
	  display: block;
	  float: left;
	  margin-left: 3rem;
	  margin-top: 0.5rem;
	  font-size: 1.4em;
	}

	#text hr {
	  background-color: red;
	  margin: 1rem 0;
	}

	#float {
	  width: 20rem;
	  height: 40rem;
	  background-color: black;
	  position: relative;
	  position: absolute;
	  top: 0;
	  right: -20rem;
	}

	#float ul {
	  width: 20rem;
	  height: 40rem;
	  list-style: none;
	}

	#float ul li {
	  width: 20rem;
	  height: 4rem;
	  padding-left: 5rem;
	  line-height: 4rem;
	  color: darkgray;
	  cursor: pointer;
	}

	#float ul li:hover {
	  color: white;
	}

	#float #close {
	  position: absolute;
	  top: 1rem;
	  right: 1rem;
	  color: white;
	  font-size: 1.5rem;
	  cursor: pointer;
	}